CVE-2014-8103 Memory corruption in n/a
Authenticated users can trigger out-of-bounds memory access in X.Org Server extensions, potentially leading to arbitrary code execution or denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2014-8103?
CVE-2014-8103 is a medium-severity memory corruption vulnerability in X.org X Server, published on 10 Dec 2014. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
X.Org Server (aka xserver and xorg-server) 1.15.0 through 1.16.x before 1.16.3 allows remote authenticated users to cause a denial of service (out-of-bounds read or write) or possibly execute arbitrary code via a crafted length or index value to the (1) sproc_dri3_query_version, (2) sproc_dri3_open, (3) sproc_dri3_pixmap_from_buffer, (4) sproc_dri3_buffer_from_pixmap, (5) sproc_dri3_fence_from_fd, (6) sproc_dri3_fd_from_fence, (7) proc_present_query_capabilities, (8) sproc_present_query_version, (9) sproc_present_pixmap, (10) sproc_present_notify_msc, (11) sproc_present_select_input, or (12) sproc_present_query_capabilities function in the (a) DRI3 or (b) Present extension.
Weakness: CWE-119
Which versions are affected by CVE-2014-8103?
It affects 1 product.
Products include X.org X Server.
How do I fix CVE-2014-8103?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2014-8103 being exploited?
There is no known exploitation of CVE-2014-8103 in the wild and no public exploit code.
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Sources
Also known as DEBIAN-CVE-2014-8103, GHSA-cjgj-pfcg-8ccj, UBUNTU-CVE-2014-8103.